javascript 正则表达式匹配替换

var route_rule = "{游戏标题}";
var game_title = "闪烁之光";
var pattern = /\{[\u4e00-\u9fa5]+\}/g;
var matched = route_rule.match(pattern);
console.log(matched);
if (matched) {
    var result = route_rule.replace(pattern,game_title);
    console.log(route_rule, result);
}
var reg = new RegExp("{游戏标题}", "g");
var newstr = route_rule.replace(reg, game_title);
console.log(newstr);
 
var input = '["\u7cbe\u54c1","\u70ed\u6e38","\u65b0\u670d"]';
var a = JSON.parse(input);
console.log(a)
var b = a.toString();
console.log(b)

运行结果

[ '{游戏标题}' ]
{游戏标题} 闪烁之光
闪烁之光
[ '精品', '热游', '新服' ]
精品,热游,新服